Q: Is 1,576,680 a Composite Number?

Why is 1,576,680 a composite number?

A composite number is a number that can be divided evenly by more numbers than 1 and itself. It is the opposite of a prime number.

The number 1,576,680 can be evenly divided by 1 2 3 4 5 6 7 8 10 12 14 15 20 21 24 28 30 35 40 42 56 60 70 84 105 120 140 168 210 280 420 840 1,877 3,754 5,631 7,508 9,385 11,262 13,139 15,016 18,770 22,524 26,278 28,155 37,540 39,417 45,048 52,556 56,310 65,695 75,080 78,834 105,112 112,620 131,390 157,668 197,085 225,240 262,780 315,336 394,170 525,560 788,340 and 1,576,680, with no remainder.

Since 1,576,680 cannot be divided by just 1 and 1,576,680, it is a composite number.

More Examples

• All positive natural numbers are either a prime number or a composite number (except the number 1, which is neither).